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Document Type and Number:
Japanese Patent JPH0116224
Kind Code:
B2
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Inventors:
SAYO SHIZUO
Application Number:
JP4851882A
Publication Date:
March 23, 1989
Filing Date:
March 26, 1982
Export Citation:
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Assignee:
TANAKA PRECIOUS METAL IND
International Classes:
B21D53/00; D01D4/02; D01D5/253



 
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